Master chopper



FIG. 1 is a front view of a master chopper of my new design;

FIG. 2 is a back view of the master chopper thereof;

FIG. 3 is a left view of the master chopper thereof;

FIG. 4 is a right view of the master chopper thereof;

FIG. 5 is a top view of the master chopper thereof;

FIG. 6 is a bottom view of the master chopper thereof; and,

FIG. 7 is a perspective view of the master chopper thereof. 

CLAIM The ornamental design for a master chopper, as shown and described. 